class AreaModel {
  String provinceName;
  List<String> citys;
  AreaModel({
    required this.provinceName,
    required this.citys,
  });
  factory AreaModel.fromJson(Map<String, dynamic> json) => AreaModel(
        provinceName: json['provinceName'].toString(),
        citys: json['citys']
            .map((e) => e['cityName'].toString())
            .toList()
            .cast<String>(),
      );
}
